Site Reliability Engineer

Day Rate: £500 - £600
Location: Hybrid - 3-4 days on site per week - Herefordshire (occasional travel to other UK sites)
Contract Position
Availability: On‑call rota (24/7 when required)
Security Clearance: SC clearance required
Start Date: ASAP
3-month rolling contract

Overview

We're looking for a Site Reliability Engineer (SRE) to join our client's growing cross‑domain services team, supporting critical systems used by major UK government organisations. As part of this dynamic environment, you'll play a key role in ensuring our platforms remain highly available, performant, and cost‑efficient.

You'll collaborate closely with software development, support, and operations teams to improve cloud and on‑prem infrastructure, optimise CI/CD pipelines, enhance system observability, and proactively manage reliability risks across complex environments.

Key Responsibilities

• Partner with Software Engineers to enhance system reliability, scalability, and performance.
• Collaborate with System Administrators to automate repetitive tasks and streamline alerts.
• Advance monitoring and observability practices to identify and resolve issues before they affect users.
• Support development and testing environments to help meet delivery and quality objectives.
• Research, evaluate, and recommend tools and technologies to improve operational efficiency.
• Develop a deep understanding of the technical ecosystem, contributing to both cloud and on‑prem solutions.

Essential Skills & Experience

• Strong background with configuration management tools (e.g., Ansible, Chef, Puppet).
• Hands‑on experience with Terraform for infrastructure as code.
• Expertise with containerisation and orchestration (Docker, Kubernetes, OpenShift, or Swarm).
• Skilled in CI/CD pipeline tools (e.g., Jenkins, GitLab CI).
• Proficient with monitoring and observability tools (Grafana, Prometheus, InfluxDB).
• Experience integrating event‑driven systems using MQ solutions (RabbitMQ or similar).
• Strong knowledge of SQL and relational databases.
• Advanced Linux administration and shell scripting skills.
• Familiarity with network security protocols.
• Experience deploying and maintaining systems on AWS (EC2, RDS, S3, Lambda).

Desirable Skills

• Programming experience in Java, Go, or Python.
• Understanding of cross‑domain technologies and security models.
• Background in service management environments and ITIL practices.
• Proven application of observability patterns and system health metrics.
• Experience with Microsoft Azure cloud services.

For more information, send your CV to Ryan at

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